Basic Mathematics o level notes
o level Basic Mathematics topics + questions and answers

Basic Mathematics notes for ordinary level / o level Basic Mathematics notes for secondary school
Basic Mathematics notes for secondary schools
Available notes:-
Basic Mathematics notes form one to form four: You can read All Basic Mathematics notes form one to form four inside for free. some extra features are available in pro version but this free version is enough for Basic Mathematics notes from form one to form four, all topics.
Basic Mathematics form one notes
Basic Mathematics form two notes
Basic Mathematics form three notes
Basic Mathematics form four notes
Basic Mathematics notes/book form 1, form 2, form 3, & form 4

Questions and answers are included. Also some past paper questions are solved/answered. Offline reading is enabled in pro version of Msomi maktaba notes & pp app linked inside. you can not only read offline in pro version but also you can access All necta pastpapers for A level and O level (For ~ 1.5$).